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CAT 2019 Surds and Indices — Previous Year Question

Year

CAT 2019

Section

Quantitative

Topic

Surds and Indices

Difficulty

Medium

Question

Slot-1

Find the value of m − n, if 9n×32×(3−n/2)−2−(27)n33m×23=127\dfrac{9^n \times 3^2 \times (3^{-n/2})^{-2} - (27)^n}{3^{3m} \times 2^3} = \dfrac{1}{27}

1

-2

-1

2

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